From fe7d09ce909a2eef06abfb16c65ab18b088286ef Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Fri, 24 Jun 2022 15:24:28 +0100
Subject: [PATCH] Do not use is_iterator_v  for VC2015

---
 Stream_support/include/CGAL/IO/PLY/PLY_reader.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Stream_support/include/CGAL/IO/PLY/PLY_reader.h b/Stream_support/include/CGAL/IO/PLY/PLY_reader.h
index 2500bb8f59b..89f4a64c0de 100644
--- a/Stream_support/include/CGAL/IO/PLY/PLY_reader.h
+++ b/Stream_support/include/CGAL/IO/PLY/PLY_reader.h
@@ -705,7 +705,11 @@ bool read_PLY_faces(std::istream& in,
                     ColorOutputIterator fc_out,
                     const char* vertex_indices_tag,
                     std::enable_if_t<
+#if defined(MSC_VER_) && (MSC_VER > 1900)
                       CGAL::is_iterator_v<ColorOutputIterator>
+#else
+                      CGAL::is_iterator<ColorOutputIterator>::value
+#endif
                     >* = nullptr)
 {
   typedef CGAL::IO::Color                                 Color_rgb;